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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All Rights Reserved. | 2 * Copyright (C) 2010 Google Inc. All Rights Reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 * | 24 * |
25 */ | 25 */ |
26 | 26 |
27 #ifndef EventQueue_h | 27 #ifndef EventQueue_h |
28 #define EventQueue_h | 28 #define EventQueue_h |
29 | 29 |
30 #include "core/CoreExport.h" | 30 #include "core/CoreExport.h" |
31 #include "platform/heap/Handle.h" | 31 #include "platform/heap/Handle.h" |
32 #include "wtf/HashMap.h" | 32 #include "platform/wtf/HashMap.h" |
33 #include "wtf/HashSet.h" | 33 #include "platform/wtf/HashSet.h" |
34 | 34 |
35 namespace blink { | 35 namespace blink { |
36 | 36 |
37 class Event; | 37 class Event; |
38 | 38 |
39 class CORE_EXPORT EventQueue : public GarbageCollectedFinalized<EventQueue> { | 39 class CORE_EXPORT EventQueue : public GarbageCollectedFinalized<EventQueue> { |
40 public: | 40 public: |
41 virtual ~EventQueue() {} | 41 virtual ~EventQueue() {} |
42 DEFINE_INLINE_VIRTUAL_TRACE() {} | 42 DEFINE_INLINE_VIRTUAL_TRACE() {} |
43 virtual bool EnqueueEvent(Event*) = 0; | 43 virtual bool EnqueueEvent(Event*) = 0; |
44 virtual bool CancelEvent(Event*) = 0; | 44 virtual bool CancelEvent(Event*) = 0; |
45 // The accumulated and all the future events will be discarded, no events will | 45 // The accumulated and all the future events will be discarded, no events will |
46 // be dispatched anymore. | 46 // be dispatched anymore. |
47 virtual void Close() = 0; | 47 virtual void Close() = 0; |
48 }; | 48 }; |
49 | 49 |
50 } // namespace blink | 50 } // namespace blink |
51 | 51 |
52 #endif // EventQueue_h | 52 #endif // EventQueue_h |
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